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B
Positive solution of Fe2O3.xH2O/Fe3+ is formed
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C
Negative solution of Fe2O3.xH2O/OH− is formed
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D
Negative solution of Fe2O3/Fe(OH)−2 is formed
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Solution
The correct option is B Positive solution of Fe2O3.xH2O/Fe3+ is formed If FeCl3 is added to excess of hot water, a positively charged sol of hydrated ferric oxide is formed. Fe2O3.xH2O/Fe3+.